San Diego is 22% more expensive than Richmond.
When comparing San Diego, CA and Richmond, CA, the overall cost of living indices are 197 and 161 respectively (national median = 100). Rent is $328/month cheaper in Richmond, saving renters about $3,936/year.
Median household income is $14,283/year higher in San Diego. Home values also differ significantly — the median in San Diego is $848,500 compared to $650,100 in Richmond.
Both cities share the same state tax structure since they are in California.
San Diego vs Richmond — common questions
Other cost of living comparisons for San Diego and Richmond